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On stone on rock outcrop with skua nest/perch. Alt. 10 m. SE coast Ganymede Hts, 100m from King George VI Ice Shelf/Jupiter Glacier confluence. Antarctic Peninsula, Alexander Island

On moss on rock cliff. Alt. 10 m. Wensleydale Beacon, Deception Island. South Shetland Islands

Rock ledges. Alt. 175 m. Rusty Bluff, Signy Island South Orkney Islands

On quartz. Tinker Glacier, Victoria Land Antarctica, Ross Sector

In rock fissures. Alt. 150 m. Cape Sastrugi, Victoria Land. Antarctica, Ross Sector

On rock. East end of nunatak. Alt. 125 m. Marion Nunatak, Charcot Island. Antarctic Peninsula

Moist rock ledge on cliff face. Alt. 25 m. Stygian Cove, Signy Island. South Orkney Islands

On small stones. Alt. 1789 m. Wakefield Mt. Antarctic Peninsula

On soil. Alt. 1789 m. Wakefield Mt. Antarctic Peninsula

On soil and rock. Alt. 1347 m. Wakefield Mt. Antarctic Peninsula

N-facing low slope. Alt. 10 m. Christoffersen Island. South Orkney Islands

Epiphytic on moss (Bryum pseudotriquetrum?) amongst and partly covered by weathered debris from granitic boulders. Alt. 30 m. Above and south of Terra Nova Bay Station. Antarctica, Ross Sector

On fine sandy soil. Alt. c. 600 m. Mt. Nilsen, Rockefeller Mountains, Marie Byrd Land. Antarctica, Ross Sector

Kay Island. Antarctica, Ross Sector

Patterned ground near edge of small lake above Gondwana station. Gerlache Inlet. Antarctica, Ross Sector

Pinnacle beach President Head, Snow Island South Shetland Islands

Very dry exposed colonies on NE-facing rock buttress, also found on top of Belemnite Point, Alt. up to 500 m. Alexander Island. Antarctic Peninsula, Alexander Island

On rock, amongst Deschampsia antarctica, Alt. 5-15 m. Laager Point, Byers Peninsula, Livingston Island. South Shetland Islands

On stones with Andreaea, Alt. 200 m. North end of Active Sound, Joinville Island. Antarctic Peninsula

Bare ground at base, Ile de Possession. Crozet

Wet peat in shaded areas, Alt. 2100 ft. North side of Mount Usborne, Falkland Islands. Falkland Islands

On peaty soil. Alt. c. 25 ft. Station 3 between Port Stanley and hooker's Point. Falkland Islands

S. side creek, Rincon Grande, East Falkland Is. Falkland Islands

Dry rock crevice at base of cliff. Alt. 170 m. Upper Maidal, overlooking Maivatn. South Georgia

Amongst Drepanocladus uncinatus and Rostkovia magellanica in wet bog. Alt. 85m. Above S side of Gull Lake, King Edward Cove. South Georgia

On wet bank at edge of stream, Alt. c. 350 ft. Bore Valley, north, Cumberland West Bay. South Georgia

On wet N-facing slope surrounded by Rostkovia magellanica and moss. South Georgia

Plentiful on sea edge bluffs. Baie Americaine, Ile de la Possession. Crozet

Shallow peat in shadow of rock, near pool among coastal tussocks. Alt. 20 ft. West Point. Macquarie Island

Plage de Galets, Ile Australia. Kerguelen

On loamy soil amongst Poa annua. Behind magistrate's house, King Edward Point, Cumberland East Bay. South Georgia

On rocky bluffs. Port Alfred, Ile de la Possession. Crozet

Receiving abundant manure from Rockhopper penguins and protection from wind. Alt. 10 m. Gunners Point, Transvaal cove. Prince Edward Islands

On shallow fibrous peat exposed to sea spray at garden cove, against A.N.A.R.E. station on the North head. Macquarie Island

Ile Australia. Anse de Port-au-Ketch Kerguelen

Ile Mayes Kerguelen

Ewing Island Auckland Islands

On peaty slopes between bluffs. Alt. 300-450 m. Mt Dumas. Campbell Island

Extensive bogs. Alt. 250 m. Summit Moubray Hill. Campbell Island

Very moist peat of a "featherbed" at West Point. Macquarie Island

Shade-form in scrub. Megg-Eden Saddle. Auckland Islands

Dry Festuca moor association on gravel outwash. Alt. 50 ft. Hestesletten. South Georgia

Shore rocks at head of beach, Alt. c. 10 ft. Inner beach near the snout of the Esmark Glacier, Holmestrand. South Georgia

Shore rocks on beach, Alt. c. 10 ft. Inner beach north-east Ducloz Head, Undine South Harbour. South Georgia

North-facing rocks of sea cliffs, Alt. c. 10 ft. North end of Sacramento Bight, north of Royal Bay. South Georgia

Low scree. Stromness. South Georgia

Beach, at sea level, Trollhul. South Georgia

On drier parts of the scree with Deschampsia. Alt. c. 30 ft. On north side of the promontory, NW side of Cape Hansen, Coronation Island. South Orkney Islands

With Deschampsia below Polytrichum alpestre bank. Alt. 40 ft. Lynch Island. South Orkney Islands

On promontory amongst Deschampsia. Alt. 60 ft. Shingle Cove, Coronation Island. South Orkney Islands